Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175404 | Microwave receptive heating sheets and packages containing them | David H. Cox | 1992-12-29 |
| 5084601 | Microwave receptive heating sheets and packages containing them | David H. Cox | 1992-01-28 |
| 5079083 | Coated microwave heating sheet | James D. Watkins, David H. Cox | 1992-01-07 |
| 5034234 | Microwave heating and serving package | Richard D. Stevens | 1991-07-23 |
| 5006405 | Coated microwave heating sheet for packaging | James D. Watkins, David H. Cox | 1991-04-09 |
| 4943439 | Microwave receptive heating sheets and packages containing them | David H. Cox | 1990-07-24 |
| 4878765 | Flexible packaging sheets and packages formed therefrom | James D. Watkins, David H. Cox | 1989-11-07 |
| 4735513 | Flexible packaging sheets | James D. Watkins, David H. Cox | 1988-04-05 |
| 4698472 | Microwave heating stand with electrically isolated reflector | David H. Cox | 1987-10-06 |
| 4691374 | Cooking bag with diagonal gusset seals | James D. Watkins | 1987-09-01 |
| 4642434 | Microwave reflective energy concentrating spacer | David H. Cox, James D. Watkins | 1987-02-10 |
| 4604854 | Machine for forming, filling and sealing bags | — | 1986-08-12 |